/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.flink.ml.operator.util;

import org.apache.flink.table.api.TableEnvironment;
import org.apache.flink.table.api.bridge.java.StreamTableEnvironment;
import org.apache.flink.table.functions.TableFunction;
import org.apache.flink.types.Row;

/**
 * create flink job helper function.
 */
public class FlinkUtil {

	/**
	 * register a table function.
	 * @param tableEnv flink TableEnvironment.
	 * @param funcName register table function name.
	 * @param func table function.
	 */
	public static void registerTableFunction(TableEnvironment tableEnv, String funcName, TableFunction<Row> func) {
		((StreamTableEnvironment)tableEnv).registerFunction(funcName, func);
	}
}
